59122420 has 144 divisors (see below), whose sum is σ = 156739968. Its totient is φ = 18627840.

The previous prime is 59122417. The next prime is 59122421. The reversal of 59122420 is 2422195.

59122420 = 231² + 232² + ... + 574².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (59122421) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 969190 + ... + 969250.

It is an arithmetic number, because the mean of its divisors is an integer number (1088472).

Almost surely, 2^59122420 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 59122420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78369984).

59122420 is an abundant number, since it is smaller than the sum of its proper divisors (97617548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

59122420 is a wasteful number, since it uses less digits than its factorization.

59122420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 59122420 is about 7689.1104817137. The cubic root of 59122420 is about 389.5687101631.

The spelling of 59122420 in words is "fifty-nine million, one hundred twenty-two thousand, four hundred twenty".